128904816

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{503}}^1$

素因数の和:814

約数の個数: 80

約数和(自身を含む): 352477440

約数和(自身を除く): 223572624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 281, 304, 456, 503, 562, 843, 912, 1006, 1124, 1509, 1686, 2012, 2248, 3018, 3372, 4024, 4496, 5339, 6036, 6744, 8048, 9557, 10678, 12072, 13488, 16017, 19114, 21356, 24144, 28671, 32034, 38228, 42712, 57342, 64068, 76456, 85424, 114684, 128136, 141343, 152912, 229368, 256272, 282686, 424029, 458736, 565372, 848058, 1130744, 1696116, 2261488, 2685517, 3392232, 5371034, 6784464, 8056551, 10742068, 16113102, 21484136, 32226204, 42968272, 64452408, 128904816]

約数ペア:

[(1, 128904816), (2, 64452408), (3, 42968272), (4, 32226204), (6, 21484136), (8, 16113102), (12, 10742068), (16, 8056551), (19, 6784464), (24, 5371034), (38, 3392232), (48, 2685517), (57, 2261488), (76, 1696116), (114, 1130744), (152, 848058), (228, 565372), (281, 458736), (304, 424029), (456, 282686), (503, 256272), (562, 229368), (843, 152912), (912, 141343), (1006, 128136), (1124, 114684), (1509, 85424), (1686, 76456), (2012, 64068), (2248, 57342), (3018, 42712), (3372, 38228), (4024, 32034), (4496, 28671), (5339, 24144), (6036, 21356), (6744, 19114), (8048, 16017), (9557, 13488), (10678, 12072)]